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Porchdog Porchdog is offline
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Join Date: Jun 2008
Location: SE Pa.
Posts: 922
They are there on purpose. The idea is that with the grooves it takes longer for the concrete to "polish" to the point where it becomes to slick in the rain. They aren't trying to drain the water, just to provide longer lasting texture on the surface.

No, they aren't very sympathetic to our low profile tires and stiff springs.
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Old 01-15-2019, 04:25 AM
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